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  <div class="section" id="check-inpoi">
<h1>Check-In与POI数据处理方法<a class="headerlink" href="#check-inpoi" title="Permalink to this headline">¶</a></h1>
<div class="section" id="id1">
<h2>数据详情<a class="headerlink" href="#id1" title="Permalink to this headline">¶</a></h2>
<ol class="simple">
<li><p>时间范围：Apr 2012 ~ Sept 2013</p></li>
<li><p>三个城市的POI数量与check-in数量</p></li>
</ol>
<table border="1" class="docutils">
<thead>
<tr>
<th align="center">城市</th>
<th align="center">POI数量(计算城市中心为原点、半径为50km的POI数量)</th>
<th align="center">日均check-in数量(粗略计算所有站点附近1km的checkin数量总和)</th>
</tr>
</thead>
<tbody>
<tr>
<td align="center">NYC</td>
<td align="center">71310</td>
<td align="center">工作日11707，节假日11358</td>
</tr>
<tr>
<td align="center">Chicago</td>
<td align="center">21949</td>
<td align="center">工作日2549，节假日2692</td>
</tr>
<tr>
<td align="center">DC</td>
<td align="center">21087</td>
<td align="center">工作日6049，节假日5450</td>
</tr>
</tbody>
</table></div>
<div class="section" id="check-in">
<h2>Check-In 特征计算方法<a class="headerlink" href="#check-in" title="Permalink to this headline">¶</a></h2>
<p>计算 2013-07-15 到 2013-09-15 之间，各个自行车站点附近1km的checkin总数量，按照工作日和节假日分开，即每个站点的特征维度为48，分别为工作日、节假日的24小时checkin</p>
</div>
<div class="section" id="poi">
<h2>POI特征计算方法<a class="headerlink" href="#poi" title="Permalink to this headline">¶</a></h2>
<p>一共有428种POI，每个站点统计附近1km出现的POI类型，即每个站点有428维特征</p>
</div>
<div class="section" id="id2">
<h2>特征相似度方法<a class="headerlink" href="#id2" title="Permalink to this headline">¶</a></h2>
<p>Cosine Similarity</p>
</div>
</div>
<div class="section" id="id3">
<h1>使用Check-In数据进行相似站点的匹配<a class="headerlink" href="#id3" title="Permalink to this headline">¶</a></h1>
<table border="1" class="docutils">
<thead>
<tr>
<th align="center">SD</th>
<th align="center">TD</th>
<th align="center">transfer-ratio</th>
<th align="center">TD-训练样本数量</th>
<th align="center">TD-Direct</th>
<th align="center">TD-FT</th>
<th align="center">TD-Transfer</th>
</tr>
</thead>
<tbody>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">1天</td>
<td align="center">5.35244</td>
<td align="center"><strong>5.15155</strong></td>
<td align="center">8.97297</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">3天</td>
<td align="center">5.35244</td>
<td align="center"><strong>4.83186</strong></td>
<td align="center">5.60889</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">5天</td>
<td align="center">5.35244</td>
<td align="center"><strong>4.79484</strong></td>
<td align="center">4.86073</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">7天</td>
<td align="center">5.35244</td>
<td align="center"><strong>4.83927</strong></td>
<td align="center">5.09481</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">1天</td>
<td align="center"><strong>3.65903</strong></td>
<td align="center">3.67704</td>
<td align="center">35.02312</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">3天</td>
<td align="center">3.65903</td>
<td align="center"><strong>3.38682</strong></td>
<td align="center">4.10283</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">5天</td>
<td align="center">3.65903</td>
<td align="center"><strong>3.39081</strong></td>
<td align="center">3.44701</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">7天</td>
<td align="center">3.65903</td>
<td align="center"><strong>3.16186</strong></td>
<td align="center">3.36458</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">1天</td>
<td align="center">7.48254</td>
<td align="center"><strong>6.19588</strong></td>
<td align="center">8.28328</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">3天</td>
<td align="center">7.48254</td>
<td align="center"><strong>5.57436</strong></td>
<td align="center">5.89025</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">5天</td>
<td align="center">7.48254</td>
<td align="center"><strong>5.54711</strong></td>
<td align="center">5.64965</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">7天</td>
<td align="center">7.48254</td>
<td align="center"><strong>5.26407</strong></td>
<td align="center">6.34057</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">1天</td>
<td align="center">4.32390</td>
<td align="center"><strong>3.87629</strong></td>
<td align="center">5.78612</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">3天</td>
<td align="center"><strong>4.32390</strong></td>
<td align="center">4.99620</td>
<td align="center">4.85723</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">5天</td>
<td align="center">4.32390</td>
<td align="center"><strong>3.26380</strong></td>
<td align="center">3.38408</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">7天</td>
<td align="center">4.32390</td>
<td align="center"><strong>3.15168</strong></td>
<td align="center">3.27858</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">1天</td>
<td align="center">5.17356</td>
<td align="center"><strong>4.43069</strong></td>
<td align="center">12.75022</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">3天</td>
<td align="center">5.17356</td>
<td align="center"><strong>3.94628</strong></td>
<td align="center">4.34232</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">5天</td>
<td align="center">5.17356</td>
<td align="center"><strong>3.93868</strong></td>
<td align="center">4.52421</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">7天</td>
<td align="center">5.17356</td>
<td align="center">3.46738</td>
<td align="center"><strong>3.44230</strong></td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">1天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.58924</strong></td>
<td align="center">4.46261</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">3天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.29204</strong></td>
<td align="center">4.51947</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">5天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.22782</strong></td>
<td align="center">3.44588</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">7天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.09117</strong></td>
<td align="center">3.17292</td>
</tr>
</tbody>
</table></div>
<div class="section" id="id4">
<h1>使用POI信息进行相似站点匹配<a class="headerlink" href="#id4" title="Permalink to this headline">¶</a></h1>
<table border="1" class="docutils">
<thead>
<tr>
<th align="center">SD</th>
<th align="center">TD</th>
<th align="center">transfer-ratio</th>
<th align="center">TD-训练样本数量</th>
<th align="center">TD-Direct</th>
<th align="center">TD-FT</th>
<th align="center">TD-Transfer</th>
</tr>
</thead>
<tbody>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">1天</td>
<td align="center">5.35244</td>
<td align="center"><strong>5.15155</strong></td>
<td align="center">7.74238</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">3天</td>
<td align="center">5.35244</td>
<td align="center"><strong>4.83186</strong></td>
<td align="center">5.22502</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">5天</td>
<td align="center">5.35244</td>
<td align="center"><strong>4.79484</strong></td>
<td align="center">5.14237</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">7天</td>
<td align="center">5.35244</td>
<td align="center"><strong>4.83927</strong></td>
<td align="center">5.11173</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">1天</td>
<td align="center"><strong>3.65903</strong></td>
<td align="center">3.67704</td>
<td align="center">42.10733</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">3天</td>
<td align="center">3.65903</td>
<td align="center"><strong>3.38682</strong></td>
<td align="center">4.01524</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">5天</td>
<td align="center">3.65903</td>
<td align="center"><strong>3.39081</strong></td>
<td align="center">3.80654</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">7天</td>
<td align="center">3.65903</td>
<td align="center"><strong>3.16186</strong></td>
<td align="center">3.40228</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">1天</td>
<td align="center">7.48254</td>
<td align="center"><strong>6.19588</strong></td>
<td align="center">9.68558</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">3天</td>
<td align="center">7.48254</td>
<td align="center"><strong>5.57436</strong></td>
<td align="center">6.06141</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">5天</td>
<td align="center">7.48254</td>
<td align="center"><strong>5.54711</strong></td>
<td align="center">5.64207</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.1</td>
<td align="center">7天</td>
<td align="center">7.48254</td>
<td align="center"><strong>5.26407</strong></td>
<td align="center">5.95202</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">1天</td>
<td align="center">4.32390</td>
<td align="center"><strong>3.87629</strong></td>
<td align="center">7.71124</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">3天</td>
<td align="center"><strong>4.32390</strong></td>
<td align="center">4.99620</td>
<td align="center">5.20308</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">5天</td>
<td align="center">4.32390</td>
<td align="center"><strong>3.26380</strong></td>
<td align="center">3.41202</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">7天</td>
<td align="center">4.32390</td>
<td align="center"><strong>3.15168</strong></td>
<td align="center">3.36520</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">1天</td>
<td align="center">5.17356</td>
<td align="center"><strong>4.43069</strong></td>
<td align="center">8.70660</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">3天</td>
<td align="center">5.17356</td>
<td align="center"><strong>3.94628</strong></td>
<td align="center">4.68907</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">5天</td>
<td align="center">5.17356</td>
<td align="center"><strong>3.93868</strong></td>
<td align="center">4.71885</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.1</td>
<td align="center">7天</td>
<td align="center">5.17356</td>
<td align="center"><strong>3.46738</strong></td>
<td align="center">3.54126</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">1天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.58924</strong></td>
<td align="center">4.54878</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">3天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.29204</strong></td>
<td align="center">6.51714</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">5天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.22782</strong></td>
<td align="center">3.50503</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.1</td>
<td align="center">7天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.09117</strong></td>
<td align="center">3.35844</td>
</tr>
</tbody>
</table><table border="1" class="docutils">
<thead>
<tr>
<th align="center">SD</th>
<th align="center">TD</th>
<th align="center">transfer-ratio</th>
<th align="center">TD-训练样本数量</th>
<th align="center">TD-Direct</th>
<th align="center">TD-FT</th>
<th align="center">TD-Transfer</th>
</tr>
</thead>
<tbody>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.2</td>
<td align="center">1天</td>
<td align="center">5.35244</td>
<td align="center"><strong>5.15155</strong></td>
<td align="center">8.01029</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.2</td>
<td align="center">3天</td>
<td align="center">5.35244</td>
<td align="center"><strong>4.83186</strong></td>
<td align="center">5.52622</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.2</td>
<td align="center">5天</td>
<td align="center">5.35244</td>
<td align="center"><strong>4.79484</strong></td>
<td align="center">5.30417</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.2</td>
<td align="center">7天</td>
<td align="center">5.35244</td>
<td align="center"><strong>4.83927</strong></td>
<td align="center">6.07645</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">nyc</td>
<td align="center">0.2</td>
<td align="center">9天</td>
<td align="center">5.35244</td>
<td align="center"><strong>4.93593</strong></td>
<td align="center">5.96554</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.2</td>
<td align="center">1天</td>
<td align="center"><strong>3.65903</strong></td>
<td align="center">3.67704</td>
<td align="center">46.02469</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.2</td>
<td align="center">3天</td>
<td align="center">3.65903</td>
<td align="center"><strong>3.38682</strong></td>
<td align="center">4.22828</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.2</td>
<td align="center">5天</td>
<td align="center">3.65903</td>
<td align="center"><strong>3.39081</strong></td>
<td align="center">4.37432</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.2</td>
<td align="center">7天</td>
<td align="center">3.65903</td>
<td align="center"><strong>3.16186</strong></td>
<td align="center">3.56052</td>
</tr>
<tr>
<td align="center">dc</td>
<td align="center">chicago</td>
<td align="center">0.2</td>
<td align="center">9天</td>
<td align="center">3.65903</td>
<td align="center"><strong>3.12768</strong></td>
<td align="center">3.39922</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.2</td>
<td align="center">1天</td>
<td align="center">5.17356</td>
<td align="center"><strong>4.43069</strong></td>
<td align="center">11.41116</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.2</td>
<td align="center">3天</td>
<td align="center">5.17356</td>
<td align="center"><strong>3.94628</strong></td>
<td align="center">4.55703</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.2</td>
<td align="center">5天</td>
<td align="center">5.17356</td>
<td align="center"><strong>3.93868</strong></td>
<td align="center">4.31149</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.2</td>
<td align="center">7天</td>
<td align="center">5.17356</td>
<td align="center"><strong>3.46738</strong></td>
<td align="center">3.59811</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">chicago</td>
<td align="center">0.2</td>
<td align="center">9天</td>
<td align="center">5.17356</td>
<td align="center"><strong>3.37643</strong></td>
<td align="center">3.48236</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.2</td>
<td align="center">1天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.58924</strong></td>
<td align="center">5.95973</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.2</td>
<td align="center">3天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.29204</strong></td>
<td align="center">5.09110</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.2</td>
<td align="center">5天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.22782</strong></td>
<td align="center">4.01670</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.2</td>
<td align="center">7天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.09117</strong></td>
<td align="center">3.34005</td>
</tr>
<tr>
<td align="center">nyc</td>
<td align="center">dc</td>
<td align="center">0.2</td>
<td align="center">9天</td>
<td align="center">4.11176</td>
<td align="center"><strong>3.02813</strong></td>
<td align="center">3.31671</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.2</td>
<td align="center">1天</td>
<td align="center">7.48254</td>
<td align="center"><strong>6.19588</strong></td>
<td align="center">9.18276</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.2</td>
<td align="center">3天</td>
<td align="center">7.48254</td>
<td align="center"><strong>5.57436</strong></td>
<td align="center">5.94807</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.2</td>
<td align="center">5天</td>
<td align="center">7.48254</td>
<td align="center"><strong>5.54711</strong></td>
<td align="center">6.02357</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.2</td>
<td align="center">7天</td>
<td align="center">7.48254</td>
<td align="center"><strong>5.26407</strong></td>
<td align="center">6.02906</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">nyc</td>
<td align="center">0.2</td>
<td align="center">9天</td>
<td align="center">7.48254</td>
<td align="center"><strong>5.21905</strong></td>
<td align="center">5.96555</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.2</td>
<td align="center">1天</td>
<td align="center">4.32390</td>
<td align="center"><strong>3.87629</strong></td>
<td align="center">5.75511</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.2</td>
<td align="center">3天</td>
<td align="center"><strong>4.32390</strong></td>
<td align="center">4.99620</td>
<td align="center">7.56254</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.2</td>
<td align="center">5天</td>
<td align="center">4.32390</td>
<td align="center"><strong>3.26380</strong></td>
<td align="center">4.44143</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.2</td>
<td align="center">7天</td>
<td align="center">4.32390</td>
<td align="center"><strong>3.15168</strong></td>
<td align="center">3.65643</td>
</tr>
<tr>
<td align="center">chicago</td>
<td align="center">dc</td>
<td align="center">0.2</td>
<td align="center">9天</td>
<td align="center">4.32390</td>
<td align="center"><strong>3.13602</strong></td>
<td align="center">3.25901</td>
</tr>
</tbody>
</table></div>
<div class="section" id="transfer">
<h1>分析Transfer效果在城市中的分布<a class="headerlink" href="#transfer" title="Permalink to this headline">¶</a></h1>
<p>绿色的点表示transfer效果好于finetune，红色代表差于finetune</p>
<div class="section" id="target-city-dc">
<h2>Target City DC<a class="headerlink" href="#target-city-dc" title="Permalink to this headline">¶</a></h2>
<p>左侧为 Chicago=&gt;DC，Overall result ：Finetune 3.13602，Transfer 3.25901</p>
<p>右侧为 NYC=&gt;DC，Overall result ：Finetune 3.02813，Transfer 3.31671</p>
<p><img alt="1567254312266" src="md_file\static\..%5Csrc%5Cimage%5Ctransfer_dc.png" /></p>
</div>
<div class="section" id="target-city-nyc">
<h2>Target City NYC<a class="headerlink" href="#target-city-nyc" title="Permalink to this headline">¶</a></h2>
<p>左侧为 DC =&gt; NYC，Overall result ：Finetune 4.93593，Transfer 5.96554</p>
<p>右侧为 Chicago =&gt;NYC，Overall result ：Finetune 5.21905，Transfer 5.96555</p>
<p><img alt="1567253682671" src="md_file\static\..%5Csrc%5Cimage%5Ctransfer_nyc.png" /></p>
</div>
<div class="section" id="target-city-chicago">
<h2>Target City Chicago<a class="headerlink" href="#target-city-chicago" title="Permalink to this headline">¶</a></h2>
<p>左侧为 NYC=&gt;Chicago，Overall result ：Finetune 3.37643，Transfer 3.48236</p>
<p>右侧为 DC=&gt;Chicago，Overall result ：Finetune 3.12768，Transfer 3.39922</p>
<p><img alt="1567255183794" src="md_file\static\..%5Csrc%5Cimage%5Ctransfer_chicago.png" /></p>
</div>
</div>


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